Home / 6,257.45-9,377.42-4,151.55

Finding the Fourth Proportional to 6,257.45, 9,377.42 and 4,151.55

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Solution

The fourth proportional to 6,257.45, 9,377.42 and 4,151.55 is: 6,221.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.45 : 9,377.42 = 4,151.55 : x
  2. Step 2: Convert to fraction form
    6,257.45/9,377.42 = 4,151.55/x
  3. Step 3: Cross multiply
    6,257.45x = 9,377.42 × 4,151.55
  4. Step 4: Simplify right side
    6,257.45x = 38,930,865.76
  5. Step 5: Solve for x
    x = 38,930,865.76/6,257.45
  6. Step 6: Final answer
    x = 6,221.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.